package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

/*
* 菜品管理
* */
@RestController("adminDishController")
@RequestMapping("admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {

    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;

    /*
    * 新增菜品
    * */
    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){
        log.info("新增菜品,{}",dishDTO);

        dishService.saveWithFlavor(dishDTO);

        //将所有缓存数据删除
        String key = "dish" + dishDTO.getCategoryId();
        cleanCache(key);

        return Result.success();
    }

    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询:{}",dishPageQueryDTO);

        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);

        return Result.success(pageResult);
    }

    @DeleteMapping
    @ApiOperation("菜品批量删除")
    public Result delete(@RequestParam List<Long> ids){
        log.info("菜品批量删除:{}",ids);

        dishService.deleteBatch(ids);

        //将所有缓存数据删除
        cleanCache("dish_*");

        return Result.success();
    }

    /*
    * 根据id查询菜品
    * */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("根据id查询菜品:{}",id);

        DishVO dishVO = dishService.getByIdWithFlavor(id);

        return Result.success(dishVO);
    }

    @PutMapping
    @ApiOperation("修改菜品数据")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品数据:{}",dishDTO);

        dishService.updateWithFlavors(dishDTO);

        //将所有缓存数据删除
        cleanCache("dish_*");

        return Result.success();
    }
    @PostMapping("/status/{status}")
    @ApiOperation("启用禁用菜品")
    public Result StartOrStop(@PathVariable Integer status,Long id){
        log.info("启用禁用菜品:{},{}",status,id);
        dishService.StartOrStop(status,id);

        //将所有缓存数据删除
        cleanCache("dish_*");

        return Result.success();
    }

    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        log.info("根据分类id查询菜品:{}",categoryId);

        List<Dish> dishList =  dishService.list(categoryId);

        return Result.success(dishList);
    }

    /*
     * 删除缓存在redis中数据
     * */
    private void cleanCache(String patten){
        Set keys = redisTemplate.keys(patten);
        redisTemplate.delete(keys);
    }
}
